| Acronym | Definition |
|---|
| NAV | Navigation |
| NAV | Net Asset Value |
| NAV | Navigational |
| NAV | Navy |
| NAV | Navigate |
| NAV | Naval |
| NAV | Navision (software) |
| NAV | Norton Anti-Virus |
| NAV | Nemzeti Adó- és Vámhivatal (Hungarian: National Tax and Customs Administration) |
| NAV | National Assembly of Vietnam |
| NAV | Nerve Action Potential |
| NAV | Norton anti Virus |
| NAV | Ny Arbeids- og Velferdsforvaltning (Norwegian) |
| NAV | Network Allocation Vector |
| NAV | Nano Air Vehicle (Defense Advanced Research Projects Agency) |
| NAV | Voltage Gated Sodium Channel |
| NAV | Non-Ad Valorem Duty (tariff) |
| NAV | No Added Value |
| NAV | New Authorized Version (New King James Version of the Bible) |
| NAV | Network Applications Vehicle |
| NAV | Non-Aqueous Volatiles |
| NAV | Native Alaskan Village |
| NAV | Nonhost Angiosperm Volatiles |